Assessment of the methodological quality of studies on core outcome sets for respiratory diseases: A systematic review and meta-research study.
BackgroundWith increasing attention to core outcome sets (COS), the number of studies on COS for respiratory diseases (COS-RD) is on the rise.However, the methodological quality is still unclear.Therefore, we conducted a study to assess the methodological quality of studies on COS-RD.MethodsPubMed, Embase, Cochrane Library, and Web of Science were